You need to create a separate Youtube Channel for your business in order to properly market your business online both through Youtube and Google+. Here is a quick guide how to setup your Youtube channel not under your personal account but as a business.
Make sure you’re signed in to YouTube.
- Go to All my channels.
- If you want to make a YouTube channel for a Google+ page that you manage, you can choose it here. Otherwise, click Create a new channel.
- Fill out the details to create your new channel.
Read more here on Google